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<FONT color="green">001</FONT>    /*<a name="line.1"></a>
<FONT color="green">002</FONT>     * Licensed to the Apache Software Foundation (ASF) under one or more<a name="line.2"></a>
<FONT color="green">003</FONT>     * contributor license agreements.  See the NOTICE file distributed with<a name="line.3"></a>
<FONT color="green">004</FONT>     * this work for additional information regarding copyright ownership.<a name="line.4"></a>
<FONT color="green">005</FONT>     * The ASF licenses this file to You under the Apache License, Version 2.0<a name="line.5"></a>
<FONT color="green">006</FONT>     * (the "License"); you may not use this file except in compliance with<a name="line.6"></a>
<FONT color="green">007</FONT>     * the License.  You may obtain a copy of the License at<a name="line.7"></a>
<FONT color="green">008</FONT>     *<a name="line.8"></a>
<FONT color="green">009</FONT>     *      http://www.apache.org/licenses/LICENSE-2.0<a name="line.9"></a>
<FONT color="green">010</FONT>     *<a name="line.10"></a>
<FONT color="green">011</FONT>     * Unless required by applicable law or agreed to in writing, software<a name="line.11"></a>
<FONT color="green">012</FONT>     * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.12"></a>
<FONT color="green">013</FONT>     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.13"></a>
<FONT color="green">014</FONT>     * See the License for the specific language governing permissions and<a name="line.14"></a>
<FONT color="green">015</FONT>     * limitations under the License.<a name="line.15"></a>
<FONT color="green">016</FONT>     */<a name="line.16"></a>
<FONT color="green">017</FONT>    package org.apache.commons.lang3.reflect;<a name="line.17"></a>
<FONT color="green">018</FONT>    <a name="line.18"></a>
<FONT color="green">019</FONT>    import java.lang.reflect.InvocationTargetException;<a name="line.19"></a>
<FONT color="green">020</FONT>    import java.lang.reflect.Method;<a name="line.20"></a>
<FONT color="green">021</FONT>    import java.lang.reflect.Modifier;<a name="line.21"></a>
<FONT color="green">022</FONT>    <a name="line.22"></a>
<FONT color="green">023</FONT>    import org.apache.commons.lang3.ArrayUtils;<a name="line.23"></a>
<FONT color="green">024</FONT>    import org.apache.commons.lang3.ClassUtils;<a name="line.24"></a>
<FONT color="green">025</FONT>    <a name="line.25"></a>
<FONT color="green">026</FONT>    /**<a name="line.26"></a>
<FONT color="green">027</FONT>     * &lt;p&gt;Utility reflection methods focused on methods, originally from Commons BeanUtils.<a name="line.27"></a>
<FONT color="green">028</FONT>     * Differences from the BeanUtils version may be noted, especially where similar functionality<a name="line.28"></a>
<FONT color="green">029</FONT>     * already existed within Lang.<a name="line.29"></a>
<FONT color="green">030</FONT>     * &lt;/p&gt;<a name="line.30"></a>
<FONT color="green">031</FONT>     *<a name="line.31"></a>
<FONT color="green">032</FONT>     * &lt;h3&gt;Known Limitations&lt;/h3&gt;<a name="line.32"></a>
<FONT color="green">033</FONT>     * &lt;h4&gt;Accessing Public Methods In A Default Access Superclass&lt;/h4&gt;<a name="line.33"></a>
<FONT color="green">034</FONT>     * &lt;p&gt;There is an issue when invoking public methods contained in a default access superclass on JREs prior to 1.4.<a name="line.34"></a>
<FONT color="green">035</FONT>     * Reflection locates these methods fine and correctly assigns them as public.<a name="line.35"></a>
<FONT color="green">036</FONT>     * However, an &lt;code&gt;IllegalAccessException&lt;/code&gt; is thrown if the method is invoked.&lt;/p&gt;<a name="line.36"></a>
<FONT color="green">037</FONT>     *<a name="line.37"></a>
<FONT color="green">038</FONT>     * &lt;p&gt;&lt;code&gt;MethodUtils&lt;/code&gt; contains a workaround for this situation. <a name="line.38"></a>
<FONT color="green">039</FONT>     * It will attempt to call &lt;code&gt;setAccessible&lt;/code&gt; on this method.<a name="line.39"></a>
<FONT color="green">040</FONT>     * If this call succeeds, then the method can be invoked as normal.<a name="line.40"></a>
<FONT color="green">041</FONT>     * This call will only succeed when the application has sufficient security privileges. <a name="line.41"></a>
<FONT color="green">042</FONT>     * If this call fails then the method may fail.&lt;/p&gt;<a name="line.42"></a>
<FONT color="green">043</FONT>     *<a name="line.43"></a>
<FONT color="green">044</FONT>     * @since 2.5<a name="line.44"></a>
<FONT color="green">045</FONT>     * @version $Id: MethodUtils.java 1166253 2011-09-07 16:27:42Z ggregory $<a name="line.45"></a>
<FONT color="green">046</FONT>     */<a name="line.46"></a>
<FONT color="green">047</FONT>    public class MethodUtils {<a name="line.47"></a>
<FONT color="green">048</FONT>    <a name="line.48"></a>
<FONT color="green">049</FONT>        /**<a name="line.49"></a>
<FONT color="green">050</FONT>         * &lt;p&gt;MethodUtils instances should NOT be constructed in standard programming.<a name="line.50"></a>
<FONT color="green">051</FONT>         * Instead, the class should be used as<a name="line.51"></a>
<FONT color="green">052</FONT>         * &lt;code&gt;MethodUtils.getAccessibleMethod(method)&lt;/code&gt;.&lt;/p&gt;<a name="line.52"></a>
<FONT color="green">053</FONT>         *<a name="line.53"></a>
<FONT color="green">054</FONT>         * &lt;p&gt;This constructor is public to permit tools that require a JavaBean<a name="line.54"></a>
<FONT color="green">055</FONT>         * instance to operate.&lt;/p&gt;<a name="line.55"></a>
<FONT color="green">056</FONT>         */<a name="line.56"></a>
<FONT color="green">057</FONT>        public MethodUtils() {<a name="line.57"></a>
<FONT color="green">058</FONT>            super();<a name="line.58"></a>
<FONT color="green">059</FONT>        }<a name="line.59"></a>
<FONT color="green">060</FONT>    <a name="line.60"></a>
<FONT color="green">061</FONT>        /**<a name="line.61"></a>
<FONT color="green">062</FONT>         * &lt;p&gt;Invokes a named method whose parameter type matches the object type.&lt;/p&gt;<a name="line.62"></a>
<FONT color="green">063</FONT>         *<a name="line.63"></a>
<FONT color="green">064</FONT>         * &lt;p&gt;This method delegates the method search to {@link #getMatchingAccessibleMethod(Class, String, Class[])}.&lt;/p&gt;<a name="line.64"></a>
<FONT color="green">065</FONT>         *<a name="line.65"></a>
<FONT color="green">066</FONT>         * &lt;p&gt;This method supports calls to methods taking primitive parameters <a name="line.66"></a>
<FONT color="green">067</FONT>         * via passing in wrapping classes. So, for example, a &lt;code&gt;Boolean&lt;/code&gt; object<a name="line.67"></a>
<FONT color="green">068</FONT>         * would match a &lt;code&gt;boolean&lt;/code&gt; primitive.&lt;/p&gt;<a name="line.68"></a>
<FONT color="green">069</FONT>         *<a name="line.69"></a>
<FONT color="green">070</FONT>         * &lt;p&gt;This is a convenient wrapper for<a name="line.70"></a>
<FONT color="green">071</FONT>         * {@link #invokeMethod(Object object,String methodName, Object[] args, Class[] parameterTypes)}.<a name="line.71"></a>
<FONT color="green">072</FONT>         * &lt;/p&gt;<a name="line.72"></a>
<FONT color="green">073</FONT>         *<a name="line.73"></a>
<FONT color="green">074</FONT>         * @param object invoke method on this object<a name="line.74"></a>
<FONT color="green">075</FONT>         * @param methodName get method with this name<a name="line.75"></a>
<FONT color="green">076</FONT>         * @param args use these arguments - treat null as empty array<a name="line.76"></a>
<FONT color="green">077</FONT>         * @return The value returned by the invoked method<a name="line.77"></a>
<FONT color="green">078</FONT>         *<a name="line.78"></a>
<FONT color="green">079</FONT>         * @throws NoSuchMethodException if there is no such accessible method<a name="line.79"></a>
<FONT color="green">080</FONT>         * @throws InvocationTargetException wraps an exception thrown by the method invoked<a name="line.80"></a>
<FONT color="green">081</FONT>         * @throws IllegalAccessException if the requested method is not accessible via reflection<a name="line.81"></a>
<FONT color="green">082</FONT>         */<a name="line.82"></a>
<FONT color="green">083</FONT>        public static Object invokeMethod(Object object, String methodName,<a name="line.83"></a>
<FONT color="green">084</FONT>                Object... args) throws NoSuchMethodException,<a name="line.84"></a>
<FONT color="green">085</FONT>                IllegalAccessException, InvocationTargetException {<a name="line.85"></a>
<FONT color="green">086</FONT>            if (args == null) {<a name="line.86"></a>
<FONT color="green">087</FONT>                args = ArrayUtils.EMPTY_OBJECT_ARRAY;<a name="line.87"></a>
<FONT color="green">088</FONT>            }<a name="line.88"></a>
<FONT color="green">089</FONT>            int arguments = args.length;<a name="line.89"></a>
<FONT color="green">090</FONT>            Class&lt;?&gt;[] parameterTypes = new Class[arguments];<a name="line.90"></a>
<FONT color="green">091</FONT>            for (int i = 0; i &lt; arguments; i++) {<a name="line.91"></a>
<FONT color="green">092</FONT>                parameterTypes[i] = args[i].getClass();<a name="line.92"></a>
<FONT color="green">093</FONT>            }<a name="line.93"></a>
<FONT color="green">094</FONT>            return invokeMethod(object, methodName, args, parameterTypes);<a name="line.94"></a>
<FONT color="green">095</FONT>        }<a name="line.95"></a>
<FONT color="green">096</FONT>    <a name="line.96"></a>
<FONT color="green">097</FONT>        /**<a name="line.97"></a>
<FONT color="green">098</FONT>         * &lt;p&gt;Invokes a named method whose parameter type matches the object type.&lt;/p&gt;<a name="line.98"></a>
<FONT color="green">099</FONT>         *<a name="line.99"></a>
<FONT color="green">100</FONT>         * &lt;p&gt;This method delegates the method search to {@link #getMatchingAccessibleMethod(Class, String, Class[])}.&lt;/p&gt;<a name="line.100"></a>
<FONT color="green">101</FONT>         *<a name="line.101"></a>
<FONT color="green">102</FONT>         * &lt;p&gt;This method supports calls to methods taking primitive parameters <a name="line.102"></a>
<FONT color="green">103</FONT>         * via passing in wrapping classes. So, for example, a &lt;code&gt;Boolean&lt;/code&gt; object<a name="line.103"></a>
<FONT color="green">104</FONT>         * would match a &lt;code&gt;boolean&lt;/code&gt; primitive.&lt;/p&gt;<a name="line.104"></a>
<FONT color="green">105</FONT>         *<a name="line.105"></a>
<FONT color="green">106</FONT>         * @param object invoke method on this object<a name="line.106"></a>
<FONT color="green">107</FONT>         * @param methodName get method with this name<a name="line.107"></a>
<FONT color="green">108</FONT>         * @param args use these arguments - treat null as empty array<a name="line.108"></a>
<FONT color="green">109</FONT>         * @param parameterTypes match these parameters - treat null as empty array<a name="line.109"></a>
<FONT color="green">110</FONT>         * @return The value returned by the invoked method<a name="line.110"></a>
<FONT color="green">111</FONT>         *<a name="line.111"></a>
<FONT color="green">112</FONT>         * @throws NoSuchMethodException if there is no such accessible method<a name="line.112"></a>
<FONT color="green">113</FONT>         * @throws InvocationTargetException wraps an exception thrown by the method invoked<a name="line.113"></a>
<FONT color="green">114</FONT>         * @throws IllegalAccessException if the requested method is not accessible via reflection<a name="line.114"></a>
<FONT color="green">115</FONT>         */<a name="line.115"></a>
<FONT color="green">116</FONT>        public static Object invokeMethod(Object object, String methodName,<a name="line.116"></a>
<FONT color="green">117</FONT>                Object[] args, Class&lt;?&gt;[] parameterTypes)<a name="line.117"></a>
<FONT color="green">118</FONT>                throws NoSuchMethodException, IllegalAccessException,<a name="line.118"></a>
<FONT color="green">119</FONT>                InvocationTargetException {<a name="line.119"></a>
<FONT color="green">120</FONT>            if (parameterTypes == null) {<a name="line.120"></a>
<FONT color="green">121</FONT>                parameterTypes = ArrayUtils.EMPTY_CLASS_ARRAY;<a name="line.121"></a>
<FONT color="green">122</FONT>            }<a name="line.122"></a>
<FONT color="green">123</FONT>            if (args == null) {<a name="line.123"></a>
<FONT color="green">124</FONT>                args = ArrayUtils.EMPTY_OBJECT_ARRAY;<a name="line.124"></a>
<FONT color="green">125</FONT>            }<a name="line.125"></a>
<FONT color="green">126</FONT>            Method method = getMatchingAccessibleMethod(object.getClass(),<a name="line.126"></a>
<FONT color="green">127</FONT>                    methodName, parameterTypes);<a name="line.127"></a>
<FONT color="green">128</FONT>            if (method == null) {<a name="line.128"></a>
<FONT color="green">129</FONT>                throw new NoSuchMethodException("No such accessible method: "<a name="line.129"></a>
<FONT color="green">130</FONT>                        + methodName + "() on object: "<a name="line.130"></a>
<FONT color="green">131</FONT>                        + object.getClass().getName());<a name="line.131"></a>
<FONT color="green">132</FONT>            }<a name="line.132"></a>
<FONT color="green">133</FONT>            return method.invoke(object, args);<a name="line.133"></a>
<FONT color="green">134</FONT>        }<a name="line.134"></a>
<FONT color="green">135</FONT>    <a name="line.135"></a>
<FONT color="green">136</FONT>        /**<a name="line.136"></a>
<FONT color="green">137</FONT>         * &lt;p&gt;Invokes a method whose parameter types match exactly the object<a name="line.137"></a>
<FONT color="green">138</FONT>         * types.&lt;/p&gt;<a name="line.138"></a>
<FONT color="green">139</FONT>         *<a name="line.139"></a>
<FONT color="green">140</FONT>         * &lt;p&gt;This uses reflection to invoke the method obtained from a call to<a name="line.140"></a>
<FONT color="green">141</FONT>         * &lt;code&gt;getAccessibleMethod()&lt;/code&gt;.&lt;/p&gt;<a name="line.141"></a>
<FONT color="green">142</FONT>         *<a name="line.142"></a>
<FONT color="green">143</FONT>         * @param object invoke method on this object<a name="line.143"></a>
<FONT color="green">144</FONT>         * @param methodName get method with this name<a name="line.144"></a>
<FONT color="green">145</FONT>         * @param args use these arguments - treat null as empty array<a name="line.145"></a>
<FONT color="green">146</FONT>         * @return The value returned by the invoked method<a name="line.146"></a>
<FONT color="green">147</FONT>         *<a name="line.147"></a>
<FONT color="green">148</FONT>         * @throws NoSuchMethodException if there is no such accessible method<a name="line.148"></a>
<FONT color="green">149</FONT>         * @throws InvocationTargetException wraps an exception thrown by the<a name="line.149"></a>
<FONT color="green">150</FONT>         *  method invoked<a name="line.150"></a>
<FONT color="green">151</FONT>         * @throws IllegalAccessException if the requested method is not accessible<a name="line.151"></a>
<FONT color="green">152</FONT>         *  via reflection<a name="line.152"></a>
<FONT color="green">153</FONT>         */<a name="line.153"></a>
<FONT color="green">154</FONT>        public static Object invokeExactMethod(Object object, String methodName,<a name="line.154"></a>
<FONT color="green">155</FONT>                Object... args) throws NoSuchMethodException,<a name="line.155"></a>
<FONT color="green">156</FONT>                IllegalAccessException, InvocationTargetException {<a name="line.156"></a>
<FONT color="green">157</FONT>            if (args == null) {<a name="line.157"></a>
<FONT color="green">158</FONT>                args = ArrayUtils.EMPTY_OBJECT_ARRAY;<a name="line.158"></a>
<FONT color="green">159</FONT>            }<a name="line.159"></a>
<FONT color="green">160</FONT>            int arguments = args.length;<a name="line.160"></a>
<FONT color="green">161</FONT>            Class&lt;?&gt;[] parameterTypes = new Class[arguments];<a name="line.161"></a>
<FONT color="green">162</FONT>            for (int i = 0; i &lt; arguments; i++) {<a name="line.162"></a>
<FONT color="green">163</FONT>                parameterTypes[i] = args[i].getClass();<a name="line.163"></a>
<FONT color="green">164</FONT>            }<a name="line.164"></a>
<FONT color="green">165</FONT>            return invokeExactMethod(object, methodName, args, parameterTypes);<a name="line.165"></a>
<FONT color="green">166</FONT>        }<a name="line.166"></a>
<FONT color="green">167</FONT>    <a name="line.167"></a>
<FONT color="green">168</FONT>        /**<a name="line.168"></a>
<FONT color="green">169</FONT>         * &lt;p&gt;Invokes a method whose parameter types match exactly the parameter<a name="line.169"></a>
<FONT color="green">170</FONT>         * types given.&lt;/p&gt;<a name="line.170"></a>
<FONT color="green">171</FONT>         *<a name="line.171"></a>
<FONT color="green">172</FONT>         * &lt;p&gt;This uses reflection to invoke the method obtained from a call to<a name="line.172"></a>
<FONT color="green">173</FONT>         * &lt;code&gt;getAccessibleMethod()&lt;/code&gt;.&lt;/p&gt;<a name="line.173"></a>
<FONT color="green">174</FONT>         *<a name="line.174"></a>
<FONT color="green">175</FONT>         * @param object invoke method on this object<a name="line.175"></a>
<FONT color="green">176</FONT>         * @param methodName get method with this name<a name="line.176"></a>
<FONT color="green">177</FONT>         * @param args use these arguments - treat null as empty array<a name="line.177"></a>
<FONT color="green">178</FONT>         * @param parameterTypes match these parameters - treat null as empty array<a name="line.178"></a>
<FONT color="green">179</FONT>         * @return The value returned by the invoked method<a name="line.179"></a>
<FONT color="green">180</FONT>         *<a name="line.180"></a>
<FONT color="green">181</FONT>         * @throws NoSuchMethodException if there is no such accessible method<a name="line.181"></a>
<FONT color="green">182</FONT>         * @throws InvocationTargetException wraps an exception thrown by the<a name="line.182"></a>
<FONT color="green">183</FONT>         *  method invoked<a name="line.183"></a>
<FONT color="green">184</FONT>         * @throws IllegalAccessException if the requested method is not accessible<a name="line.184"></a>
<FONT color="green">185</FONT>         *  via reflection<a name="line.185"></a>
<FONT color="green">186</FONT>         */<a name="line.186"></a>
<FONT color="green">187</FONT>        public static Object invokeExactMethod(Object object, String methodName,<a name="line.187"></a>
<FONT color="green">188</FONT>                Object[] args, Class&lt;?&gt;[] parameterTypes)<a name="line.188"></a>
<FONT color="green">189</FONT>                throws NoSuchMethodException, IllegalAccessException,<a name="line.189"></a>
<FONT color="green">190</FONT>                InvocationTargetException {<a name="line.190"></a>
<FONT color="green">191</FONT>            if (args == null) {<a name="line.191"></a>
<FONT color="green">192</FONT>                args = ArrayUtils.EMPTY_OBJECT_ARRAY;<a name="line.192"></a>
<FONT color="green">193</FONT>            }<a name="line.193"></a>
<FONT color="green">194</FONT>            if (parameterTypes == null) {<a name="line.194"></a>
<FONT color="green">195</FONT>                parameterTypes = ArrayUtils.EMPTY_CLASS_ARRAY;<a name="line.195"></a>
<FONT color="green">196</FONT>            }<a name="line.196"></a>
<FONT color="green">197</FONT>            Method method = getAccessibleMethod(object.getClass(), methodName,<a name="line.197"></a>
<FONT color="green">198</FONT>                    parameterTypes);<a name="line.198"></a>
<FONT color="green">199</FONT>            if (method == null) {<a name="line.199"></a>
<FONT color="green">200</FONT>                throw new NoSuchMethodException("No such accessible method: "<a name="line.200"></a>
<FONT color="green">201</FONT>                        + methodName + "() on object: "<a name="line.201"></a>
<FONT color="green">202</FONT>                        + object.getClass().getName());<a name="line.202"></a>
<FONT color="green">203</FONT>            }<a name="line.203"></a>
<FONT color="green">204</FONT>            return method.invoke(object, args);<a name="line.204"></a>
<FONT color="green">205</FONT>        }<a name="line.205"></a>
<FONT color="green">206</FONT>    <a name="line.206"></a>
<FONT color="green">207</FONT>        /**<a name="line.207"></a>
<FONT color="green">208</FONT>         * &lt;p&gt;Invokes a static method whose parameter types match exactly the parameter<a name="line.208"></a>
<FONT color="green">209</FONT>         * types given.&lt;/p&gt;<a name="line.209"></a>
<FONT color="green">210</FONT>         *<a name="line.210"></a>
<FONT color="green">211</FONT>         * &lt;p&gt;This uses reflection to invoke the method obtained from a call to<a name="line.211"></a>
<FONT color="green">212</FONT>         * {@link #getAccessibleMethod(Class, String, Class[])}.&lt;/p&gt;<a name="line.212"></a>
<FONT color="green">213</FONT>         *<a name="line.213"></a>
<FONT color="green">214</FONT>         * @param cls invoke static method on this class<a name="line.214"></a>
<FONT color="green">215</FONT>         * @param methodName get method with this name<a name="line.215"></a>
<FONT color="green">216</FONT>         * @param args use these arguments - treat null as empty array<a name="line.216"></a>
<FONT color="green">217</FONT>         * @param parameterTypes match these parameters - treat null as empty array<a name="line.217"></a>
<FONT color="green">218</FONT>         * @return The value returned by the invoked method<a name="line.218"></a>
<FONT color="green">219</FONT>         *<a name="line.219"></a>
<FONT color="green">220</FONT>         * @throws NoSuchMethodException if there is no such accessible method<a name="line.220"></a>
<FONT color="green">221</FONT>         * @throws InvocationTargetException wraps an exception thrown by the<a name="line.221"></a>
<FONT color="green">222</FONT>         *  method invoked<a name="line.222"></a>
<FONT color="green">223</FONT>         * @throws IllegalAccessException if the requested method is not accessible<a name="line.223"></a>
<FONT color="green">224</FONT>         *  via reflection<a name="line.224"></a>
<FONT color="green">225</FONT>         */<a name="line.225"></a>
<FONT color="green">226</FONT>        public static Object invokeExactStaticMethod(Class&lt;?&gt; cls, String methodName,<a name="line.226"></a>
<FONT color="green">227</FONT>                Object[] args, Class&lt;?&gt;[] parameterTypes)<a name="line.227"></a>
<FONT color="green">228</FONT>                throws NoSuchMethodException, IllegalAccessException,<a name="line.228"></a>
<FONT color="green">229</FONT>                InvocationTargetException {<a name="line.229"></a>
<FONT color="green">230</FONT>            if (args == null) {<a name="line.230"></a>
<FONT color="green">231</FONT>                args = ArrayUtils.EMPTY_OBJECT_ARRAY;<a name="line.231"></a>
<FONT color="green">232</FONT>            }<a name="line.232"></a>
<FONT color="green">233</FONT>            if (parameterTypes == null) {<a name="line.233"></a>
<FONT color="green">234</FONT>                parameterTypes = ArrayUtils.EMPTY_CLASS_ARRAY;<a name="line.234"></a>
<FONT color="green">235</FONT>            }<a name="line.235"></a>
<FONT color="green">236</FONT>            Method method = getAccessibleMethod(cls, methodName, parameterTypes);<a name="line.236"></a>
<FONT color="green">237</FONT>            if (method == null) {<a name="line.237"></a>
<FONT color="green">238</FONT>                throw new NoSuchMethodException("No such accessible method: "<a name="line.238"></a>
<FONT color="green">239</FONT>                        + methodName + "() on class: " + cls.getName());<a name="line.239"></a>
<FONT color="green">240</FONT>            }<a name="line.240"></a>
<FONT color="green">241</FONT>            return method.invoke(null, args);<a name="line.241"></a>
<FONT color="green">242</FONT>        }<a name="line.242"></a>
<FONT color="green">243</FONT>    <a name="line.243"></a>
<FONT color="green">244</FONT>        /**<a name="line.244"></a>
<FONT color="green">245</FONT>         * &lt;p&gt;Invokes a named static method whose parameter type matches the object type.&lt;/p&gt;<a name="line.245"></a>
<FONT color="green">246</FONT>         *<a name="line.246"></a>
<FONT color="green">247</FONT>         * &lt;p&gt;This method delegates the method search to {@link #getMatchingAccessibleMethod(Class, String, Class[])}.&lt;/p&gt;<a name="line.247"></a>
<FONT color="green">248</FONT>         *<a name="line.248"></a>
<FONT color="green">249</FONT>         * &lt;p&gt;This method supports calls to methods taking primitive parameters <a name="line.249"></a>
<FONT color="green">250</FONT>         * via passing in wrapping classes. So, for example, a &lt;code&gt;Boolean&lt;/code&gt; class<a name="line.250"></a>
<FONT color="green">251</FONT>         * would match a &lt;code&gt;boolean&lt;/code&gt; primitive.&lt;/p&gt;<a name="line.251"></a>
<FONT color="green">252</FONT>         *<a name="line.252"></a>
<FONT color="green">253</FONT>         * &lt;p&gt;This is a convenient wrapper for<a name="line.253"></a>
<FONT color="green">254</FONT>         * {@link #invokeStaticMethod(Class objectClass,String methodName,Object [] args,Class[] parameterTypes)}.<a name="line.254"></a>
<FONT color="green">255</FONT>         * &lt;/p&gt;<a name="line.255"></a>
<FONT color="green">256</FONT>         *<a name="line.256"></a>
<FONT color="green">257</FONT>         * @param cls invoke static method on this class<a name="line.257"></a>
<FONT color="green">258</FONT>         * @param methodName get method with this name<a name="line.258"></a>
<FONT color="green">259</FONT>         * @param args use these arguments - treat null as empty array<a name="line.259"></a>
<FONT color="green">260</FONT>         * @return The value returned by the invoked method<a name="line.260"></a>
<FONT color="green">261</FONT>         *<a name="line.261"></a>
<FONT color="green">262</FONT>         * @throws NoSuchMethodException if there is no such accessible method<a name="line.262"></a>
<FONT color="green">263</FONT>         * @throws InvocationTargetException wraps an exception thrown by the<a name="line.263"></a>
<FONT color="green">264</FONT>         *  method invoked<a name="line.264"></a>
<FONT color="green">265</FONT>         * @throws IllegalAccessException if the requested method is not accessible<a name="line.265"></a>
<FONT color="green">266</FONT>         *  via reflection<a name="line.266"></a>
<FONT color="green">267</FONT>         */<a name="line.267"></a>
<FONT color="green">268</FONT>        public static Object invokeStaticMethod(Class&lt;?&gt; cls, String methodName,<a name="line.268"></a>
<FONT color="green">269</FONT>                Object... args) throws NoSuchMethodException,<a name="line.269"></a>
<FONT color="green">270</FONT>                IllegalAccessException, InvocationTargetException {<a name="line.270"></a>
<FONT color="green">271</FONT>            if (args == null) {<a name="line.271"></a>
<FONT color="green">272</FONT>                args = ArrayUtils.EMPTY_OBJECT_ARRAY;<a name="line.272"></a>
<FONT color="green">273</FONT>            }<a name="line.273"></a>
<FONT color="green">274</FONT>            int arguments = args.length;<a name="line.274"></a>
<FONT color="green">275</FONT>            Class&lt;?&gt;[] parameterTypes = new Class[arguments];<a name="line.275"></a>
<FONT color="green">276</FONT>            for (int i = 0; i &lt; arguments; i++) {<a name="line.276"></a>
<FONT color="green">277</FONT>                parameterTypes[i] = args[i].getClass();<a name="line.277"></a>
<FONT color="green">278</FONT>            }<a name="line.278"></a>
<FONT color="green">279</FONT>            return invokeStaticMethod(cls, methodName, args, parameterTypes);<a name="line.279"></a>
<FONT color="green">280</FONT>        }<a name="line.280"></a>
<FONT color="green">281</FONT>    <a name="line.281"></a>
<FONT color="green">282</FONT>        /**<a name="line.282"></a>
<FONT color="green">283</FONT>         * &lt;p&gt;Invokes a named static method whose parameter type matches the object type.&lt;/p&gt;<a name="line.283"></a>
<FONT color="green">284</FONT>         *<a name="line.284"></a>
<FONT color="green">285</FONT>         * &lt;p&gt;This method delegates the method search to {@link #getMatchingAccessibleMethod(Class, String, Class[])}.&lt;/p&gt;<a name="line.285"></a>
<FONT color="green">286</FONT>         *<a name="line.286"></a>
<FONT color="green">287</FONT>         * &lt;p&gt;This method supports calls to methods taking primitive parameters <a name="line.287"></a>
<FONT color="green">288</FONT>         * via passing in wrapping classes. So, for example, a &lt;code&gt;Boolean&lt;/code&gt; class<a name="line.288"></a>
<FONT color="green">289</FONT>         * would match a &lt;code&gt;boolean&lt;/code&gt; primitive.&lt;/p&gt;<a name="line.289"></a>
<FONT color="green">290</FONT>         *<a name="line.290"></a>
<FONT color="green">291</FONT>         *<a name="line.291"></a>
<FONT color="green">292</FONT>         * @param cls invoke static method on this class<a name="line.292"></a>
<FONT color="green">293</FONT>         * @param methodName get method with this name<a name="line.293"></a>
<FONT color="green">294</FONT>         * @param args use these arguments - treat null as empty array<a name="line.294"></a>
<FONT color="green">295</FONT>         * @param parameterTypes match these parameters - treat null as empty array<a name="line.295"></a>
<FONT color="green">296</FONT>         * @return The value returned by the invoked method<a name="line.296"></a>
<FONT color="green">297</FONT>         *<a name="line.297"></a>
<FONT color="green">298</FONT>         * @throws NoSuchMethodException if there is no such accessible method<a name="line.298"></a>
<FONT color="green">299</FONT>         * @throws InvocationTargetException wraps an exception thrown by the<a name="line.299"></a>
<FONT color="green">300</FONT>         *  method invoked<a name="line.300"></a>
<FONT color="green">301</FONT>         * @throws IllegalAccessException if the requested method is not accessible<a name="line.301"></a>
<FONT color="green">302</FONT>         *  via reflection<a name="line.302"></a>
<FONT color="green">303</FONT>         */<a name="line.303"></a>
<FONT color="green">304</FONT>        public static Object invokeStaticMethod(Class&lt;?&gt; cls, String methodName,<a name="line.304"></a>
<FONT color="green">305</FONT>                Object[] args, Class&lt;?&gt;[] parameterTypes)<a name="line.305"></a>
<FONT color="green">306</FONT>                throws NoSuchMethodException, IllegalAccessException,<a name="line.306"></a>
<FONT color="green">307</FONT>                InvocationTargetException {<a name="line.307"></a>
<FONT color="green">308</FONT>            if (parameterTypes == null) {<a name="line.308"></a>
<FONT color="green">309</FONT>                parameterTypes = ArrayUtils.EMPTY_CLASS_ARRAY;<a name="line.309"></a>
<FONT color="green">310</FONT>            }<a name="line.310"></a>
<FONT color="green">311</FONT>            if (args == null) {<a name="line.311"></a>
<FONT color="green">312</FONT>                args = ArrayUtils.EMPTY_OBJECT_ARRAY;<a name="line.312"></a>
<FONT color="green">313</FONT>            }<a name="line.313"></a>
<FONT color="green">314</FONT>            Method method = getMatchingAccessibleMethod(cls, methodName,<a name="line.314"></a>
<FONT color="green">315</FONT>                    parameterTypes);<a name="line.315"></a>
<FONT color="green">316</FONT>            if (method == null) {<a name="line.316"></a>
<FONT color="green">317</FONT>                throw new NoSuchMethodException("No such accessible method: "<a name="line.317"></a>
<FONT color="green">318</FONT>                        + methodName + "() on class: " + cls.getName());<a name="line.318"></a>
<FONT color="green">319</FONT>            }<a name="line.319"></a>
<FONT color="green">320</FONT>            return method.invoke(null, args);<a name="line.320"></a>
<FONT color="green">321</FONT>        }<a name="line.321"></a>
<FONT color="green">322</FONT>    <a name="line.322"></a>
<FONT color="green">323</FONT>        /**<a name="line.323"></a>
<FONT color="green">324</FONT>         * &lt;p&gt;Invokes a static method whose parameter types match exactly the object<a name="line.324"></a>
<FONT color="green">325</FONT>         * types.&lt;/p&gt;<a name="line.325"></a>
<FONT color="green">326</FONT>         *<a name="line.326"></a>
<FONT color="green">327</FONT>         * &lt;p&gt;This uses reflection to invoke the method obtained from a call to<a name="line.327"></a>
<FONT color="green">328</FONT>         * {@link #getAccessibleMethod(Class, String, Class[])}.&lt;/p&gt;<a name="line.328"></a>
<FONT color="green">329</FONT>         *<a name="line.329"></a>
<FONT color="green">330</FONT>         * @param cls invoke static method on this class<a name="line.330"></a>
<FONT color="green">331</FONT>         * @param methodName get method with this name<a name="line.331"></a>
<FONT color="green">332</FONT>         * @param args use these arguments - treat null as empty array<a name="line.332"></a>
<FONT color="green">333</FONT>         * @return The value returned by the invoked method<a name="line.333"></a>
<FONT color="green">334</FONT>         *<a name="line.334"></a>
<FONT color="green">335</FONT>         * @throws NoSuchMethodException if there is no such accessible method<a name="line.335"></a>
<FONT color="green">336</FONT>         * @throws InvocationTargetException wraps an exception thrown by the<a name="line.336"></a>
<FONT color="green">337</FONT>         *  method invoked<a name="line.337"></a>
<FONT color="green">338</FONT>         * @throws IllegalAccessException if the requested method is not accessible<a name="line.338"></a>
<FONT color="green">339</FONT>         *  via reflection<a name="line.339"></a>
<FONT color="green">340</FONT>         */<a name="line.340"></a>
<FONT color="green">341</FONT>        public static Object invokeExactStaticMethod(Class&lt;?&gt; cls, String methodName,<a name="line.341"></a>
<FONT color="green">342</FONT>                Object... args) throws NoSuchMethodException,<a name="line.342"></a>
<FONT color="green">343</FONT>                IllegalAccessException, InvocationTargetException {<a name="line.343"></a>
<FONT color="green">344</FONT>            if (args == null) {<a name="line.344"></a>
<FONT color="green">345</FONT>                args = ArrayUtils.EMPTY_OBJECT_ARRAY;<a name="line.345"></a>
<FONT color="green">346</FONT>            }<a name="line.346"></a>
<FONT color="green">347</FONT>            int arguments = args.length;<a name="line.347"></a>
<FONT color="green">348</FONT>            Class&lt;?&gt;[] parameterTypes = new Class[arguments];<a name="line.348"></a>
<FONT color="green">349</FONT>            for (int i = 0; i &lt; arguments; i++) {<a name="line.349"></a>
<FONT color="green">350</FONT>                parameterTypes[i] = args[i].getClass();<a name="line.350"></a>
<FONT color="green">351</FONT>            }<a name="line.351"></a>
<FONT color="green">352</FONT>            return invokeExactStaticMethod(cls, methodName, args, parameterTypes);<a name="line.352"></a>
<FONT color="green">353</FONT>        }<a name="line.353"></a>
<FONT color="green">354</FONT>    <a name="line.354"></a>
<FONT color="green">355</FONT>        /**<a name="line.355"></a>
<FONT color="green">356</FONT>         * &lt;p&gt;Returns an accessible method (that is, one that can be invoked via<a name="line.356"></a>
<FONT color="green">357</FONT>         * reflection) with given name and parameters.  If no such method<a name="line.357"></a>
<FONT color="green">358</FONT>         * can be found, return &lt;code&gt;null&lt;/code&gt;.<a name="line.358"></a>
<FONT color="green">359</FONT>         * This is just a convenient wrapper for<a name="line.359"></a>
<FONT color="green">360</FONT>         * {@link #getAccessibleMethod(Method method)}.&lt;/p&gt;<a name="line.360"></a>
<FONT color="green">361</FONT>         *<a name="line.361"></a>
<FONT color="green">362</FONT>         * @param cls get method from this class<a name="line.362"></a>
<FONT color="green">363</FONT>         * @param methodName get method with this name<a name="line.363"></a>
<FONT color="green">364</FONT>         * @param parameterTypes with these parameters types<a name="line.364"></a>
<FONT color="green">365</FONT>         * @return The accessible method<a name="line.365"></a>
<FONT color="green">366</FONT>         */<a name="line.366"></a>
<FONT color="green">367</FONT>        public static Method getAccessibleMethod(Class&lt;?&gt; cls, String methodName,<a name="line.367"></a>
<FONT color="green">368</FONT>                Class&lt;?&gt;... parameterTypes) {<a name="line.368"></a>
<FONT color="green">369</FONT>            try {<a name="line.369"></a>
<FONT color="green">370</FONT>                return getAccessibleMethod(cls.getMethod(methodName,<a name="line.370"></a>
<FONT color="green">371</FONT>                        parameterTypes));<a name="line.371"></a>
<FONT color="green">372</FONT>            } catch (NoSuchMethodException e) {<a name="line.372"></a>
<FONT color="green">373</FONT>                return null;<a name="line.373"></a>
<FONT color="green">374</FONT>            }<a name="line.374"></a>
<FONT color="green">375</FONT>        }<a name="line.375"></a>
<FONT color="green">376</FONT>    <a name="line.376"></a>
<FONT color="green">377</FONT>        /**<a name="line.377"></a>
<FONT color="green">378</FONT>         * &lt;p&gt;Returns an accessible method (that is, one that can be invoked via<a name="line.378"></a>
<FONT color="green">379</FONT>         * reflection) that implements the specified Method.  If no such method<a name="line.379"></a>
<FONT color="green">380</FONT>         * can be found, return &lt;code&gt;null&lt;/code&gt;.&lt;/p&gt;<a name="line.380"></a>
<FONT color="green">381</FONT>         *<a name="line.381"></a>
<FONT color="green">382</FONT>         * @param method The method that we wish to call<a name="line.382"></a>
<FONT color="green">383</FONT>         * @return The accessible method<a name="line.383"></a>
<FONT color="green">384</FONT>         */<a name="line.384"></a>
<FONT color="green">385</FONT>        public static Method getAccessibleMethod(Method method) {<a name="line.385"></a>
<FONT color="green">386</FONT>            if (!MemberUtils.isAccessible(method)) {<a name="line.386"></a>
<FONT color="green">387</FONT>                return null;<a name="line.387"></a>
<FONT color="green">388</FONT>            }<a name="line.388"></a>
<FONT color="green">389</FONT>            // If the declaring class is public, we are done<a name="line.389"></a>
<FONT color="green">390</FONT>            Class&lt;?&gt; cls = method.getDeclaringClass();<a name="line.390"></a>
<FONT color="green">391</FONT>            if (Modifier.isPublic(cls.getModifiers())) {<a name="line.391"></a>
<FONT color="green">392</FONT>                return method;<a name="line.392"></a>
<FONT color="green">393</FONT>            }<a name="line.393"></a>
<FONT color="green">394</FONT>            String methodName = method.getName();<a name="line.394"></a>
<FONT color="green">395</FONT>            Class&lt;?&gt;[] parameterTypes = method.getParameterTypes();<a name="line.395"></a>
<FONT color="green">396</FONT>    <a name="line.396"></a>
<FONT color="green">397</FONT>            // Check the implemented interfaces and subinterfaces<a name="line.397"></a>
<FONT color="green">398</FONT>            method = getAccessibleMethodFromInterfaceNest(cls, methodName,<a name="line.398"></a>
<FONT color="green">399</FONT>                    parameterTypes);<a name="line.399"></a>
<FONT color="green">400</FONT>    <a name="line.400"></a>
<FONT color="green">401</FONT>            // Check the superclass chain<a name="line.401"></a>
<FONT color="green">402</FONT>            if (method == null) {<a name="line.402"></a>
<FONT color="green">403</FONT>                method = getAccessibleMethodFromSuperclass(cls, methodName,<a name="line.403"></a>
<FONT color="green">404</FONT>                        parameterTypes);<a name="line.404"></a>
<FONT color="green">405</FONT>            }<a name="line.405"></a>
<FONT color="green">406</FONT>            return method;<a name="line.406"></a>
<FONT color="green">407</FONT>        }<a name="line.407"></a>
<FONT color="green">408</FONT>    <a name="line.408"></a>
<FONT color="green">409</FONT>        /**<a name="line.409"></a>
<FONT color="green">410</FONT>         * &lt;p&gt;Returns an accessible method (that is, one that can be invoked via<a name="line.410"></a>
<FONT color="green">411</FONT>         * reflection) by scanning through the superclasses. If no such method<a name="line.411"></a>
<FONT color="green">412</FONT>         * can be found, return &lt;code&gt;null&lt;/code&gt;.&lt;/p&gt;<a name="line.412"></a>
<FONT color="green">413</FONT>         *<a name="line.413"></a>
<FONT color="green">414</FONT>         * @param cls Class to be checked<a name="line.414"></a>
<FONT color="green">415</FONT>         * @param methodName Method name of the method we wish to call<a name="line.415"></a>
<FONT color="green">416</FONT>         * @param parameterTypes The parameter type signatures<a name="line.416"></a>
<FONT color="green">417</FONT>         * @return the accessible method or &lt;code&gt;null&lt;/code&gt; if not found<a name="line.417"></a>
<FONT color="green">418</FONT>         */<a name="line.418"></a>
<FONT color="green">419</FONT>        private static Method getAccessibleMethodFromSuperclass(Class&lt;?&gt; cls,<a name="line.419"></a>
<FONT color="green">420</FONT>                String methodName, Class&lt;?&gt;... parameterTypes) {<a name="line.420"></a>
<FONT color="green">421</FONT>            Class&lt;?&gt; parentClass = cls.getSuperclass();<a name="line.421"></a>
<FONT color="green">422</FONT>            while (parentClass != null) {<a name="line.422"></a>
<FONT color="green">423</FONT>                if (Modifier.isPublic(parentClass.getModifiers())) {<a name="line.423"></a>
<FONT color="green">424</FONT>                    try {<a name="line.424"></a>
<FONT color="green">425</FONT>                        return parentClass.getMethod(methodName, parameterTypes);<a name="line.425"></a>
<FONT color="green">426</FONT>                    } catch (NoSuchMethodException e) {<a name="line.426"></a>
<FONT color="green">427</FONT>                        return null;<a name="line.427"></a>
<FONT color="green">428</FONT>                    }<a name="line.428"></a>
<FONT color="green">429</FONT>                }<a name="line.429"></a>
<FONT color="green">430</FONT>                parentClass = parentClass.getSuperclass();<a name="line.430"></a>
<FONT color="green">431</FONT>            }<a name="line.431"></a>
<FONT color="green">432</FONT>            return null;<a name="line.432"></a>
<FONT color="green">433</FONT>        }<a name="line.433"></a>
<FONT color="green">434</FONT>    <a name="line.434"></a>
<FONT color="green">435</FONT>        /**<a name="line.435"></a>
<FONT color="green">436</FONT>         * &lt;p&gt;Returns an accessible method (that is, one that can be invoked via<a name="line.436"></a>
<FONT color="green">437</FONT>         * reflection) that implements the specified method, by scanning through<a name="line.437"></a>
<FONT color="green">438</FONT>         * all implemented interfaces and subinterfaces.  If no such method<a name="line.438"></a>
<FONT color="green">439</FONT>         * can be found, return &lt;code&gt;null&lt;/code&gt;.&lt;/p&gt;<a name="line.439"></a>
<FONT color="green">440</FONT>         *<a name="line.440"></a>
<FONT color="green">441</FONT>         * &lt;p&gt;There isn't any good reason why this method must be private.<a name="line.441"></a>
<FONT color="green">442</FONT>         * It is because there doesn't seem any reason why other classes should<a name="line.442"></a>
<FONT color="green">443</FONT>         * call this rather than the higher level methods.&lt;/p&gt;<a name="line.443"></a>
<FONT color="green">444</FONT>         *<a name="line.444"></a>
<FONT color="green">445</FONT>         * @param cls Parent class for the interfaces to be checked<a name="line.445"></a>
<FONT color="green">446</FONT>         * @param methodName Method name of the method we wish to call<a name="line.446"></a>
<FONT color="green">447</FONT>         * @param parameterTypes The parameter type signatures<a name="line.447"></a>
<FONT color="green">448</FONT>         * @return the accessible method or &lt;code&gt;null&lt;/code&gt; if not found<a name="line.448"></a>
<FONT color="green">449</FONT>         */<a name="line.449"></a>
<FONT color="green">450</FONT>        private static Method getAccessibleMethodFromInterfaceNest(Class&lt;?&gt; cls,<a name="line.450"></a>
<FONT color="green">451</FONT>                String methodName, Class&lt;?&gt;... parameterTypes) {<a name="line.451"></a>
<FONT color="green">452</FONT>            Method method = null;<a name="line.452"></a>
<FONT color="green">453</FONT>    <a name="line.453"></a>
<FONT color="green">454</FONT>            // Search up the superclass chain<a name="line.454"></a>
<FONT color="green">455</FONT>            for (; cls != null; cls = cls.getSuperclass()) {<a name="line.455"></a>
<FONT color="green">456</FONT>    <a name="line.456"></a>
<FONT color="green">457</FONT>                // Check the implemented interfaces of the parent class<a name="line.457"></a>
<FONT color="green">458</FONT>                Class&lt;?&gt;[] interfaces = cls.getInterfaces();<a name="line.458"></a>
<FONT color="green">459</FONT>                for (int i = 0; i &lt; interfaces.length; i++) {<a name="line.459"></a>
<FONT color="green">460</FONT>                    // Is this interface public?<a name="line.460"></a>
<FONT color="green">461</FONT>                    if (!Modifier.isPublic(interfaces[i].getModifiers())) {<a name="line.461"></a>
<FONT color="green">462</FONT>                        continue;<a name="line.462"></a>
<FONT color="green">463</FONT>                    }<a name="line.463"></a>
<FONT color="green">464</FONT>                    // Does the method exist on this interface?<a name="line.464"></a>
<FONT color="green">465</FONT>                    try {<a name="line.465"></a>
<FONT color="green">466</FONT>                        method = interfaces[i].getDeclaredMethod(methodName,<a name="line.466"></a>
<FONT color="green">467</FONT>                                parameterTypes);<a name="line.467"></a>
<FONT color="green">468</FONT>                    } catch (NoSuchMethodException e) { // NOPMD<a name="line.468"></a>
<FONT color="green">469</FONT>                        /*<a name="line.469"></a>
<FONT color="green">470</FONT>                         * Swallow, if no method is found after the loop then this<a name="line.470"></a>
<FONT color="green">471</FONT>                         * method returns null.<a name="line.471"></a>
<FONT color="green">472</FONT>                         */<a name="line.472"></a>
<FONT color="green">473</FONT>                    }<a name="line.473"></a>
<FONT color="green">474</FONT>                    if (method != null) {<a name="line.474"></a>
<FONT color="green">475</FONT>                        break;<a name="line.475"></a>
<FONT color="green">476</FONT>                    }<a name="line.476"></a>
<FONT color="green">477</FONT>                    // Recursively check our parent interfaces<a name="line.477"></a>
<FONT color="green">478</FONT>                    method = getAccessibleMethodFromInterfaceNest(interfaces[i],<a name="line.478"></a>
<FONT color="green">479</FONT>                            methodName, parameterTypes);<a name="line.479"></a>
<FONT color="green">480</FONT>                    if (method != null) {<a name="line.480"></a>
<FONT color="green">481</FONT>                        break;<a name="line.481"></a>
<FONT color="green">482</FONT>                    }<a name="line.482"></a>
<FONT color="green">483</FONT>                }<a name="line.483"></a>
<FONT color="green">484</FONT>            }<a name="line.484"></a>
<FONT color="green">485</FONT>            return method;<a name="line.485"></a>
<FONT color="green">486</FONT>        }<a name="line.486"></a>
<FONT color="green">487</FONT>    <a name="line.487"></a>
<FONT color="green">488</FONT>        /**<a name="line.488"></a>
<FONT color="green">489</FONT>         * &lt;p&gt;Finds an accessible method that matches the given name and has compatible parameters.<a name="line.489"></a>
<FONT color="green">490</FONT>         * Compatible parameters mean that every method parameter is assignable from <a name="line.490"></a>
<FONT color="green">491</FONT>         * the given parameters.<a name="line.491"></a>
<FONT color="green">492</FONT>         * In other words, it finds a method with the given name <a name="line.492"></a>
<FONT color="green">493</FONT>         * that will take the parameters given.&lt;p&gt;<a name="line.493"></a>
<FONT color="green">494</FONT>         *<a name="line.494"></a>
<FONT color="green">495</FONT>         * &lt;p&gt;This method is used by <a name="line.495"></a>
<FONT color="green">496</FONT>         * {@link <a name="line.496"></a>
<FONT color="green">497</FONT>         * #invokeMethod(Object object, String methodName, Object[] args, Class[] parameterTypes)}.<a name="line.497"></a>
<FONT color="green">498</FONT>         *<a name="line.498"></a>
<FONT color="green">499</FONT>         * &lt;p&gt;This method can match primitive parameter by passing in wrapper classes.<a name="line.499"></a>
<FONT color="green">500</FONT>         * For example, a &lt;code&gt;Boolean&lt;/code&gt; will match a primitive &lt;code&gt;boolean&lt;/code&gt;<a name="line.500"></a>
<FONT color="green">501</FONT>         * parameter.<a name="line.501"></a>
<FONT color="green">502</FONT>         *<a name="line.502"></a>
<FONT color="green">503</FONT>         * @param cls find method in this class<a name="line.503"></a>
<FONT color="green">504</FONT>         * @param methodName find method with this name<a name="line.504"></a>
<FONT color="green">505</FONT>         * @param parameterTypes find method with most compatible parameters <a name="line.505"></a>
<FONT color="green">506</FONT>         * @return The accessible method<a name="line.506"></a>
<FONT color="green">507</FONT>         */<a name="line.507"></a>
<FONT color="green">508</FONT>        public static Method getMatchingAccessibleMethod(Class&lt;?&gt; cls,<a name="line.508"></a>
<FONT color="green">509</FONT>                String methodName, Class&lt;?&gt;... parameterTypes) {<a name="line.509"></a>
<FONT color="green">510</FONT>            try {<a name="line.510"></a>
<FONT color="green">511</FONT>                Method method = cls.getMethod(methodName, parameterTypes);<a name="line.511"></a>
<FONT color="green">512</FONT>                MemberUtils.setAccessibleWorkaround(method);<a name="line.512"></a>
<FONT color="green">513</FONT>                return method;<a name="line.513"></a>
<FONT color="green">514</FONT>            } catch (NoSuchMethodException e) { // NOPMD - Swallow the exception<a name="line.514"></a>
<FONT color="green">515</FONT>            }<a name="line.515"></a>
<FONT color="green">516</FONT>            // search through all methods<a name="line.516"></a>
<FONT color="green">517</FONT>            Method bestMatch = null;<a name="line.517"></a>
<FONT color="green">518</FONT>            Method[] methods = cls.getMethods();<a name="line.518"></a>
<FONT color="green">519</FONT>            for (Method method : methods) {<a name="line.519"></a>
<FONT color="green">520</FONT>                // compare name and parameters<a name="line.520"></a>
<FONT color="green">521</FONT>                if (method.getName().equals(methodName) &amp;&amp; ClassUtils.isAssignable(parameterTypes, method.getParameterTypes(), true)) {<a name="line.521"></a>
<FONT color="green">522</FONT>                    // get accessible version of method<a name="line.522"></a>
<FONT color="green">523</FONT>                    Method accessibleMethod = getAccessibleMethod(method);<a name="line.523"></a>
<FONT color="green">524</FONT>                    if (accessibleMethod != null &amp;&amp; (bestMatch == null || MemberUtils.compareParameterTypes(<a name="line.524"></a>
<FONT color="green">525</FONT>                                accessibleMethod.getParameterTypes(),<a name="line.525"></a>
<FONT color="green">526</FONT>                                bestMatch.getParameterTypes(),<a name="line.526"></a>
<FONT color="green">527</FONT>                                parameterTypes) &lt; 0)) {<a name="line.527"></a>
<FONT color="green">528</FONT>                            bestMatch = accessibleMethod;<a name="line.528"></a>
<FONT color="green">529</FONT>                     }<a name="line.529"></a>
<FONT color="green">530</FONT>                }<a name="line.530"></a>
<FONT color="green">531</FONT>            }<a name="line.531"></a>
<FONT color="green">532</FONT>            if (bestMatch != null) {<a name="line.532"></a>
<FONT color="green">533</FONT>                MemberUtils.setAccessibleWorkaround(bestMatch);<a name="line.533"></a>
<FONT color="green">534</FONT>            }<a name="line.534"></a>
<FONT color="green">535</FONT>            return bestMatch;<a name="line.535"></a>
<FONT color="green">536</FONT>        }<a name="line.536"></a>
<FONT color="green">537</FONT>    }<a name="line.537"></a>




























































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